Maxim RRFP1A/T Manual do Utilizador

AVAILABLEEVALUATION KIT AVAILABLEFunctional DiagramsPin Configurations appear at end of data sheet.Functional Diagrams continued at end of data sheet.

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11a Tx Mode (MAX2828/MAX2829)(MAX2828/MAX2829 evaluation kits

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—Frequency Synthesis(MAX2828/MAX2829 evaluation kits: VCC= +2.7V,

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—Miscellaneous Blocks(MAX2828/MAX2829 evaluation kits: VCC= +2.7V,

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—Timing (continued)(MAX2828/MAX2829 evaluation kits: VCC= 2.7V, fR

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsTable 3. Receiver Baseband VGA GainStep ControlBIT GAIN STEP (typ)B1 2dBB2 4dBB3 8dBB4 16dBB5 3

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsA3D12D13 A0A1D0tCHDINtCSSSCLKtCSOtDStDHtCLtCSWtCSHtCS1A2tCSFigure 2. 3-Wire Serial-Interface Ti

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsRX I/Q DC OFFSET SETTLING RESPONSE(-32dB BB VGA GAIN STEP)MMAX2828/9 toc13400ns/div3V2V1V06mV4m

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICs1k 10k 100k 1M 10MCLOSED-LOOP PHASE NOISEMAX2828/9 toc22FREQUENCY OFFSET (Hz)(dBm)-140-130-120-

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICs03417685185102802.11g TX POUT AT 2.4GHzMAX2828/9 toc311σ/divMEAN = -3.32dB DEV = 0.518dBSAMPLE

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsTypical Operating Characteristics (continued)(VCC= 2.7V, fRF= 2.437GHz (802.11g) or fRF= 5.25GH

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsABSOLUTE MAXIMUM RATINGSStresses beyond those listed under “Absolute Maximum Ratings” may cause

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICs-12-6-10-4-8-2-04.9 5.6 5.7 5.85.0 5.1 5.2 5.3 5.4 5.5 5.9TX OUTPUT POWER vs. FREQUENCY(B6:B1 =

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsTypical Operating Characteristics (continued)(VCC= 2.7V, fRF= 2.437GHz (802.11g) or fRF= 5.25GH

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsRX RSSI STEP RESPONSE(-40dB SIGNAL STEP)MAX2828/9 toc672V1.5V1V0.5V0200ns/div08040160120200240R

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICs0321664488096RX I/Q COMMON-MODE VOLTAGE SPREADMAX2828/9 toc761σ/divMEAN = 917mV DEV = 17.2mVSAM

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsBlock Diagrams/Typical Operating CircuitsTx ANALOG INPUTSIGNAL FROMBASEBAND ICREFERENCEOSCILLAT

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsBlock Diagrams/Typical Operating Circuits (continued)Tx ANALOG INPUTSIGNAL FROMBASEBAND ICREFER

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsPin DescriptionPINMAX2828 MAX2829NAME FUNCTION1 1 B6 Rx Front-End and Tx Gain-Control Digital I

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsPin Description (continued)PINMAX2828MAX2829NAME FUNCTION26 26 DIN Data Digital Input of 3-Wire

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsDetailed DescriptionThe MAX2828/MAX2829 single-chip, RF transceiver ICsare designed for WLAN ap

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsShutdown ModeShutdown mode is achieved by driving SHDN low. Inshutdown mode, all circuit blocks

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11g Rx Mode (MAX2829)(MAX2829 evaluation kit: VCC= +2.7V, fIN

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsThe following steps should be followed:1) Set D8 = 0 (A3:A0 = 0101) to enable the automaticVCO

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsto the VCO drifting to an adjacent sub-band. In thiscase, it is advisable to reprogram the PLL

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsgrammed. The interface can be programmed throughthe 3-wire SPI/MICROWIRE™-compatible serial por

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsINTEGER-DIVIDERRATIOFRACTIONAL-DIVIDER RATIOfRF(MHz)(fRF X 4/5) / 20MHz(DIVIDER RATIO)A3:A0 = 0

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsBand-Select and PLL Register Definition (A3:A0 = 0101)This register configures the programmable

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsDATA BITDEFAULTDESCRIPTIOND13 0D12 0Set to 0D11 0 RSSI High Bandwidth Enable. 0: 2MHz; 1: 6MHzD

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsTx Linearity/Baseband Gain Register Definition(A3:A0 = 1001)This register allows the adjustment

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsPA Bias DAC Register Definition (A3:A0 = 1010)This register controls the output current of the

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICs21345678B6VCCVCCB7RXRFLTXRFL+TXRFL-GNDRXRFHGNDTXRFH+B2GNDB4VCCVCCVCCVCCB5B39TXRFH-TXENAPABIASVC

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsPackage Information(The package drawing(s) in this data sheet may not reflect the most current

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11g Rx Mode (MAX2829) (continued)(MAX2829 evaluation kit: VCC

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11g Rx Mode (MAX2829) (continued)(MAX2829 evaluation kit: VCC

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11a Rx Mode (MAX2828/MAX2829)(MAX2828/MAX2829 evaluation kits

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11a Rx Mode (MAX2828/MAX2829) (continued)(MAX2828/MAX2829 eva

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11a Rx Mode (MAX2828/MAX2829) (continued)(MAX2828/MAX2829 eva

Single-/Dual-Band 802.11a/b/gWorld-Band Transceiver ICsAC ELECTRICAL CHARACTERISTICS—802.11g Tx Mode (MAX2829) (continued)(MAX2829 evaluation kit: VCC